Customer complaint analysis
Record details of the problem (failure, complaint) and how it occurred as described by the customer. For this purpose, use of such an inspection form such as following will facilitate collecting information to the point required for proper analysis and diagnosis.
| Note this form is a standard sample. The form should be modified according to conditions and characteristic of each market. |
Example: customer problem inspection form


Visual inspection
Prior to diagnosis using the mode select switch or sds, perform the following visual inspections. The reason for visual inspection is that mechanical failures (such as oil leakage) cannot be displayed on the screen with the use of mode select switch or sds.
Fail-safe function table
Malfunction code and defective condition tableSpecifications
Service data
Oil pump
Oil
Tightening torque specifications
Reference: for the tightening torque of fastener not specified in this
section, refer to “tightening torque list” in section 0c . ...
Exhaust system components
Exhaust pipe gasket
Exhaust pipe assembly
Ho2 sensor
Connector
: install the connector so that the
chamfer side faces backward.
Muffler chamber
Muffler body
Excv cable no. 1
Excv cable no. 2
When loosening or tightening the pulley bol ...
DTC “c28” (p1655): secondary throttle
valve actuator (stva) malfunction
Detected condition and possible cause
Detected condition
Possible cause
The operation voltage does not reach the stva.
Ecm does not receive communication signal from the
stva. Stva can not operate properly or its motor locked
Stva malfunction.
...